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形容词
1. (化学物质)腐蚀性强的,苛性的Caustic chemical substances are very powerful and can dissolve other substances.
2. (语言)刻薄的,尖刻的A caustic remark is extremely critical, cruel, or bitter.
1. any chemical substance that burns or destroys living tissue
多通过句子记忆单词,而不是单独死记硬背。